1. Department of Psychiatry, Aristotle University of Thessaloniki, Greece
2. Clinic Department of Obstetrics and Gynecology, Faculty of Medicine, Transilvania University of Brasov, Romania
3. Department of Obstetrics and Gynaecology, Philipps-University of Marburg, Germany
4. 2nd Department of Obstetrics and Gynaecology, Aristotle University of Thessaloniki, Greece